Home / 8,688,999.40-13,033,434.30-2,623,719.40

Finding the Fourth Proportional to 8,688,999.40, 13,033,434.30 and 2,623,719.40

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Solution

The fourth proportional to 8,688,999.40, 13,033,434.30 and 2,623,719.40 is: 3,935,559.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688,999.40 : 13,033,434.30 = 2,623,719.40 : x
  2. Step 2: Convert to fraction form
    8,688,999.40/13,033,434.30 = 2,623,719.40/x
  3. Step 3: Cross multiply
    8,688,999.40x = 13,033,434.30 × 2,623,719.40
  4. Step 4: Simplify right side
    8,688,999.40x = 34,196,074,421,535.42
  5. Step 5: Solve for x
    x = 34,196,074,421,535.42/8,688,999.40
  6. Step 6: Final answer
    x = 3,935,559.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.